Bug 416571: use $(NSINSTALL) -t instead of cp to install prcpucfg.h to avoid updating the last modified time of the installed file.  The patch is contributed by jag (Peter Annema) <jag@tty.nl>.  r=wtc.
Bug 416571: use $(NSINSTALL) -t instead of cp to install prcpucfg.h to
avoid updating the last modified time of the installed file.  The patch is
contributed by jag (Peter Annema) <jag@tty.nl>.  r=wtc.

makotokato/nsprpub,makotokato/nsprpub,makotokato/nsprpub,makotokato/nsprpub,makotokato/nsprpub